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Round|Lab Grown|IGI

2.50ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG809651035

Shape and cutting style on the report: Round brilliant

Certificate IGI LG809651035

Diamond specifications and retailer prices

From €527 EUR
$589 USD
As of October 31, 2026
Save €4,441 EUR (89%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: €4,968 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 2.5ct lab-grown round diamond

This 2.5ct lab-grown round sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG809651035 or 809651035. Listed at 26 retailers as of October 31, 2026, with prices from €527 to €4,968, a €4,441 spread on the same certified stone. Brilliant Earth lists it at €4,968. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.50
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809651035
Dimensions8.74 × 8.67 × 5.40 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.74 mm8.67 mm2.50 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809651035
Side View
Table 56.0%Crown 35.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €4,968 EUR|Low: €527 EUR|High: €6,185 EUR|Avg: €1,733 EUR|-19.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 5€527 EUR
Retailer 11€707 EUR
Retailer 16€823 EUR
Retailer 8€883 EUR
Retailer 14€894 EUR
Retailer 10€905 EUR
Retailer 13€1,299 EUR
Retailer 12€1,355 EUR
Retailer 6€1,371 EUR
Retailer 15€1,412 EUR
Retailer 3€1,578 EUR
Retailer 7€1,902 EUR
Retailer 17€2,003 EUR
Retailer 4€2,170 EUR
Retailer 2€2,443 EUR
Retailer 9€4,717 EUR
Brilliant Earth€4,968 EUR

40 data points across 17 retailers

26 retailers€527 EUR to €4,968 EUR

Retailer 1
-
€491 EUR
$548 USD
Price last confirmed 22 days ago
Retailer 2
-
€499 EUR
$558 USD
View
Price last confirmed 40 days ago
A
Retailer 3
-
€527 EUR
$589 USD
View
Final sale: no returns
Retailer 4
-
€559 EUR
$625 USD
View
Price last confirmed 39 days ago
Retailer 5
-
€608 EUR
$679 USD
View
Price last confirmed 30 days ago
Retailer 6
-
€608 EUR
$679 USD
View
Price last confirmed 20 days ago
Retailer 7
-
€611 EUR
$683 USD
View
Price last confirmed 37 days ago
A
Retailer 8
-
€707 EUR
$790 USD
View
A
Retailer 9
-
€823 EUR
$920 USD
View
A
Retailer 10
-
€883 EUR
$987 USD
View
A
Retailer 11
-
€894 EUR
View
A
Retailer 12
-
€905 EUR
£796 GBP
View
A
Retailer 13
-
€1,299 EUR
A$2,233 AUD
View
A
Retailer 14
-
€1,355 EUR
$1,514 USD
View
A
Retailer 15
-
€1,371 EUR
$1,532 USD
View
A
Retailer 16
-
€1,412 EUR
ZAR 25,488 ZAR
View
A
Retailer 17
-
€1,578 EUR
$1,763 USD
View
Retailer 18
-
€1,599 EUR
$1,786 USD
View
Price last confirmed 25 days ago
Retailer 19
-
€1,628 EUR
$1,819 USD
View
Price last confirmed 42 days ago
B+
Retailer 20
-
€1,902 EUR
$2,125 USD
View
B+
Retailer 21
-
€2,003 EUR
$2,238 USD
View
B+
Retailer 22
-
€2,049 EUR
$2,289 USD
View
B+
Retailer 23
-
€2,170 EUR
$2,424 USD
View
B+
Retailer 24
-
€2,443 EUR
£2,149 GBP
View
Retailer 25
-
€4,717 EUR
$5,270 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20536747A · Oct 31
€4,968 EUR
$5,550 USD
View
25 more retailers have this diamond
Prices start from €527 EURSave up to €4,441 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.50ct Round
€527 EUR